IP Library Granted Patent US 6,623,636
Granted Patent Utility
US 6,623,636 · Confirmation No. 1801

STAGED OIL FILTER INCORPORATING TIMED RELEASE OIL CONDITIONER

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Code Description Pages PDF
2025-12-08 OATH Oath or Declaration filed 53 View
2012-06-12 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-06-12 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-06-11 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-06-11 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2003-08-01 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-08-30 TRNA Transmittal of New Application 1 View
2002-08-30 SPEC Specification 17 View
2002-08-30 CLM Claims 5 View
2002-08-30 ABST Abstract 1 View
2002-08-30 DRW Drawings-only black and white line drawings 6 View
2002-08-30 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,623,636
App. No.
10/233,852
Filed
2002-08-30
Granted
2003-09-23
Pub. No.
US20020195384A1
Art Unit
1724
PTA
-35 days